GATE Biotechnology (BT) Subject Wise Weightage 2026: Important Topics, Best Books

GATE Biotechnology Subject Wise Weightage 2026: IIT Guwahati has scheduled the GATE 2026 Biotechnology paper for February 2026. You can access the complete GATE 2026 syllabus on their official portal at gate2026.iitg.ac.in. If you are gearing up for this exam, understanding the syllabus structure is essential. The GATE 2026 Biotechnology syllabus PDF covers eight major areas: Engineering Mathematics, General Biology, Genetics, Cellular and Molecular Biology, Fundamentals of Biological Engineering, Bioprocess Engineering and Process Biotechnology, Plant Animal and Microbial Biotechnology, Recombinant DNA Technology, and General Aptitude.

The GATE 2026 marking scheme is divided as follows: General Aptitude contributes 15% with 10 questions worth 15 marks, while Engineering Mathematics and Core Biotechnology together account for 85% through 55 questions totalling 85 marks. The entire exam is computer-based and scored out of 100 marks. Before you begin your preparation, familiarise yourself with all topics within these sections. Focus particularly on high-weightage areas to maximise your performance. The following article will overview of the GATE Biotechnology subject-wise weightage 2026, GATE Biotechnology 2026 important topics, and best books for preparation.

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Expected GATE Biotechnology Subject Wise Weightage 2026

As per the expected GATE 2026 Biotechnology subject wise weightage, General Biology is expected to have around 23 marks questions, Genetics, Cellular and Molecular Biology will have around 21 marks questions, Recombinant DNA Technology and Other Tools in Biotechnology will have 5 marks questions, and so on. The important topics in GATE Biotechnology are Biomolecules, Enzymes, Antibody Classification, Microbial Diseases, etc.

You can check out the expected GATE Biotechnology subject-wise weightage 2026 below:

GATE Biotechnology Section Wise Weightage 2026 & Important Topics.

The GATE Biotechnology (BT) subject-wise weightage 2026 will help you understand the important chapters of the GATE BT syllabus 2026. As per the GATE previous year's question paper analysis, we have also mentioned the GATE Biotechnology important topics 2026. While studying for the GATE 2026 Biotechnology exam, you must go through these topics thoroughly.

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GATE Biotechnology Subject Wise Weightage 2025

In the following table, we have provided the subject wise weightage for GATE 2025 Biotechnology:

GATE Biotechnology Subject Wise Weightage 2024

Check out the GATE Biotechnology (BT) subject wise weightage 2024 below:

GATE Exam Pattern 2026 for Biotechnology

The GATE 2026 exam pattern for Biotechnology has been released. The exam pattern of GATE 2026 will help you to know about the section-wise weightage, exam duration, marking scheme, etc. Check out the GATE 2026 exam pattern for Biotechnology below.

What is a Good Score in GATE Biotechnology (BT)?

To pass the GATE 2026 exam, you need to score well and have a good rank. You must be aware of what a good score in the GATE Biotechnology is to plan your exam preparations as per the expected marks in the GATE BT 2026 exam. Therefore, we have mentioned the expected GATE good scores for the Biotechnology sections below.

GATE Biotechnology Sample Questions 2026

While preparing for the GATE BT exam 2026, you can practice with these sample questions. The following GATE sample questions have been picked from the official GATE previous year papers. Check out the GATE Biotechnology sample questions 2026 below:
Q1: A cultured skin fibroblast cell of a goat 'P' was fused with an enucleated ovum of a goat 'Q'. The resultant activated early embryo was then transplanted into a pseudopregnant (surrogate) female goat 'R' of the same strain as 'Q'. On completion of gestation, a female goat 'S' was born. With the exception of mitochondrial DNA, 'S' is a clone of
(A) Only P
(B) Only Q
(C) Only R
(D) Both P and R
.
Q2: Which one of the following is an insect cell line?
(A) HEK 293
(B) Sf9
(C) Dh5a
(D) CHO
Q3: Which one of the following methods? is the basic principle of Sanger's DNA sequencing
(A) Chain termination
(B) Chain elongation by
(C) Release of inorganic pyrophosphate
(D) Chain cleavage by modification of dideoxynucleotides
Q4: An element that is present in a nucleotide but not in a nucleoside is
(A) Carbon
(B) Nitrogen
(G) Oxygen
(D) Phosphorus
Q5: Which one of the following drugs is NOT an immune checkpoint inhibitor?
(A) Ipilimumab
(B) Pembrolizumab
(C) Nivolumab
(D) Trastuzumab
Q6: Which one of the following is required for the development of B-cells in the bone marrow?
(A) Stromal cells
(B) Dendritic cells
(C) Kupffer cells
(D) NK cells
Q7: Which one of the following statements is TRUE about leghemoglobin?
(A) It binds oxygen to protect nitrogenase
(B) It binds haemoglobin to protect oxygenase
(C) It binds oxygen to protect hydrogenase
(D) It binds oxygen to protect the oxygenase
Q8: The maximum parsimony method is used to construct a phylogenetic tree for a set of sequences. Which one of the following statements about the method is CORRECT?
(A) It predicts the tree that minimises the steps required to generate the observed variations
(B) It predicts the tree that maximises the steps required to generate the observed variations
(C) It predicts the tree with the least number of branch points
(D) It employs probability calculations to identify the tree

GATE Best Books for Biotechnology 2026

You must study from the best expert-recommended GATE books 2026 only to achieve the best possible scores in the GATE 2026 result. Choose those books for the GATE exam 2026 that are as per the latest GATE Biotechnology syllabus. Since a Biotechnology paper requires a lot of conceptual understanding, you must pick books with proper explanations. We have listed some of the best books for GATE 2026 for Biotechnology papers below that you can refer to:

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